Warning: DocumentRoot [/use/share/squirrelmail] does not existapache2: Could not reliably determine the server's fully qualified domain name, using 127.0.1.1 for ServerNameWarning: DocumentRoot [/use/share/squirrelmail] does not existapache2: Could not reliably determine the server's fully qualified domain name, using 127.0.1.1 for ServerName(98)Address already in use: make_sock: could not bind to address 0.0.0.0:80no listening sockets available, shutting downUnable to open logsAction 'start' failed.